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MAX777LMJA中文资料美信数据手册PDF规格书
MAX777LMJA规格书详情
General Description
The MAX777L/MAX778L/MAX779L are pulse-skipping DC-DC converters that step up from low-voltage inputs (1V guaranteed). They require only three external components—an inductor(typically 22µH) and two capacitors. The MAX777L delivers a 5V output, the MAX778L generates pin-selectable voltages of 3.0V or 3.3V, and the MAX779L output can be adjusted from 2.5V to 6V through an external resistive divider.
Features
♦ 1V to 4.5V Input Guarantees Start-Up Under Load
♦ Up to 210mA Output
♦ Load Fully Disconnected in Shutdown
♦ 82 Efficiency
♦ Output in Regulation with Input Voltage above Output Voltage
♦ Internal 1A Power Switch and Active Rectifier
♦ Adjustable Current Limit Allows Low-Cost Inductors
♦ 190µA No Load Supply Current
♦ 20µA Shutdown Supply Current
♦ 3V/3.3V (MAX778L), 5V (MAX777L), and Adjustable (MAX779L) Output Voltage
Applications
Single Battery-Cell (1V), Step-Up Voltage Conversion
Efficient, High-Power Step-Up Regulation from
Low Input Voltages
Pagers
Portable Instruments & Hand-Held Terminals
Notebook and Palmtop Computers
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ADI(亚德诺)/MAXIM(美信) |
24+ |
QFN20EP(4x4) |
7350 |
原装进口,原厂直销!当天可交货,支持原型号开票! |
询价 | ||
MAXIM/美信 |
24+ |
NA/ |
2175 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
MAXIM(美信) |
2024+ |
WLP-20(1.83x2.13) |
500000 |
诚信服务,绝对原装原盘 |
询价 | ||
MAXIM/美信 |
24+ |
SSOPQFN |
25050 |
原厂支持公司优势现货 |
询价 | ||
Maxim |
25+ |
25000 |
原厂原包 深圳现货 主打品牌 假一赔百 可开票! |
询价 | |||
MAXIM/美信 |
20+ |
EVKIT |
2500 |
原装现货支持BOM配单服务 |
询价 | ||
MAXIM |
22+ |
DIP |
8200 |
原装现货库存.价格优势!! |
询价 | ||
Maxim(美信) |
23+ |
WLP-20(1.83x2.13) |
15000 |
专业帮助客户找货 配单,诚信可靠! |
询价 | ||
Maxim(美信) |
23+ |
NA |
20094 |
正纳10年以上分销经验原装进口正品做服务做口碑有支持 |
询价 | ||
MAXIM/美信 |
25+ |
原厂封装 |
10280 |
原厂授权代理,专注军工、汽车、医疗、工业、新能源! |
询价 |